#include <stdint.h>
#include "config.h"
volatile uint32_t msTicks = 0; // millisecond tick

union	{//float和uchar转换变量
	float f;
	unsigned char u[4];
	}float_uchar;

union	{//long和uchar转换变量
	long l;
	unsigned char u[4];
	}long_uchar;
union	{//int和uchar转换变量
	int i;
	unsigned char u[2];
	}int_uchar;	
union	{//char和uchar转换变量
	char c;
	unsigned char u;
	}char_uchar;	


void System_init(void)
{
	SYSCFG_DL_init();
}